Solar flares on July 4, 2012
The most powerful solar flare in 24 hours
M5.3 (strong) flare - July 4 at 10:55 AM
Solar activity index
Value as of the end of the day on July 4, 2012
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from July 3, 2012 to July 4, 2012
Time zone — UTC+01 (London) — summer time
List of solar flares for July 4, 2012
The total number of solar flares of class C and higher — 18 flares
C class — 12 | M class — 6 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C7.4 | 23:39 | 23:45 | 23:47 | 1515 |
| M4.6 | 23:03 | 23:09 | 23:15 | 1515 |
| C9.5 | 22:23 | 22:27 | 22:29 | 1515 |
| C2.9 | 20:30 | 20:34 | 20:37 | 1515 |
| M1.8 | 17:33 | 17:39 | 17:48 | 1513 |
| C6.9 | 17:08 | 17:12 | 17:15 | 1515 |
| C6.4 | 16:47 | 16:50 | 16:52 | 1515 |
| C8.2 | 15:45 | 15:49 | 15:52 | 1515 |
| M1.3 | 15:35 | 15:40 | 15:42 | 1515 |
| C5.6 | 15:10 | 15:13 | 15:17 | 1515 |
| M2.3 | 13:07 | 13:24 | 13:32 | 1515 |
| C5.8 | 12:13 | 12:17 | 12:19 | — |
| M5.3 | 10:47 | 10:55 | 10:57 | 1515 |
| C6.7 | 10:00 | 10:06 | 10:09 | 1515 |
| M2.3 | 05:28 | 05:37 | 05:45 | 1515 |
| C6.1 | 05:03 | 05:10 | 05:21 | 1514 |
| C5.1 | 02:30 | 02:45 | 02:49 | 1515 |
| C4.9 | 00:26 | 00:30 | 00:36 | 1515 |